]> git.lyx.org Git - lyx.git/blob - src/mathed/InsetFormulaMacro.cpp
Remove unneccessary uses of dynamic_cast from the code.
[lyx.git] / src / mathed / InsetFormulaMacro.cpp
1 /**
2  * \file InsetFormulaMacro.cpp
3  * This file is part of LyX, the document processor.
4  * Licence details can be found in the file COPYING.
5  *
6  * \author Alejandro Aguilar Sierra
7  * \author André Pönitz
8  *
9  * Full author contact details are available in file CREDITS.
10  */
11
12 #include <config.h>
13
14 #include "InsetFormulaMacro.h"
15 #include "MacroTable.h"
16 #include "MathMacroTemplate.h"
17
18 #include "BufferView.h"
19 #include "Cursor.h"
20 #include "support/debug.h"
21 #include "support/gettext.h"
22 #include "Lexer.h"
23 #include "OutputParams.h"
24
25 #include "frontends/FontMetrics.h"
26 #include "frontends/Painter.h"
27
28 #include "support/lstrings.h"
29
30 #include <sstream>
31
32 using namespace std;
33 using namespace lyx::support;
34
35 namespace lyx {
36
37
38 InsetFormulaMacro::InsetFormulaMacro()
39         : InsetMathNest(2), name_(from_ascii("unknownA"))
40 {}
41
42
43 InsetFormulaMacro::InsetFormulaMacro
44                 (docstring const & name, int nargs, docstring const & type)
45         : InsetMathNest(2), name_(name)
46 {
47         MathMacroTable::create(MathAtom(new MathMacroTemplate(name, nargs, type)));
48 }
49
50
51 InsetFormulaMacro::InsetFormulaMacro(string const & s)
52         : InsetMathNest(2), name_("unknownB")
53 {
54         istringstream is(s);
55         read(is);
56 }
57
58
59 Inset * InsetFormulaMacro::clone() const
60 {
61         return new InsetFormulaMacro(*this);
62 }
63
64
65 void InsetFormulaMacro::write(ostream & os) const
66 {
67         os << "FormulaMacro\n";
68         WriteStream wi(os, false, false, WriteStream::wsDefault);
69         tmpl()->write(wi);
70 }
71
72
73 int InsetFormulaMacro::latex(odocstream & os,
74                              OutputParams const & runparams) const
75 {
76         //lyxerr << "InsetFormulaMacro::latex" << endl;
77         WriteStream wi(os, runparams.moving_arg, true,
78                        runparams.dryrun ? WriteStream::wsDryrun: WriteStream::wsDefault,
79                        runparams.encoding);
80         tmpl()->write(wi);
81         return 2;
82 }
83
84
85 int InsetFormulaMacro::plaintext(odocstream & os, OutputParams const & runparams) const
86 {
87         odocstringstream oss;
88         WriteStream wi(oss, false, true, WriteStream::wsDefault, runparams.encoding);
89         tmpl()->write(wi);
90
91         docstring const str = oss.str();
92         os << str;
93         return str.size();
94 }
95
96
97 int InsetFormulaMacro::docbook(ostream & os,
98                                OutputParams const & runparams) const
99 {
100         return plaintext(os, runparams);
101 }
102
103
104 void InsetFormulaMacro::read(Lexer & lex)
105 {
106         read(lex.getStream());
107 }
108
109
110 void InsetFormulaMacro::read(istream & is)
111 {
112         auto_ptr<MathMacroTemplate> p(new MathMacroTemplate(is));
113         name_ = p->name();
114         MathMacroTable::create(MathAtom(p.release()));
115 }
116
117
118 string InsetFormulaMacro::prefix() const
119 {
120         return to_utf8(bformat(_(" Macro: %1$s: "), lyx::from_utf8(name_)));
121 }
122
123
124 void InsetFormulaMacro::metrics(MetricsInfo & mi, Dimension & dim) const
125 {
126         //lyxerr << "InsetFormulaMacro: " << this << " -- " << &tmpl() << endl;
127         tmpl()->metrics(mi, dim);
128         dim.asc += 5;
129         dim.des += 5;
130         dim.wid += 10 + theFontMetrics(mi.base.font).width(prefix());
131         dim_ = dim;
132 }
133
134
135 void InsetFormulaMacro::draw(PainterInfo & p, int x, int y) const
136 {
137         // label
138         Font font = p.base.font;
139         font.setColor(Color_math);
140
141         PainterInfo pi(p.base.bv, p.pain);
142         pi.base.style = LM_ST_TEXT;
143         pi.base.font  = font;
144
145         int const a = y - dim_.asc + 1;
146         int const w = dim_.wid - 2;
147         int const h = dim_.height() - 2;
148
149         // Color_mathbg used to be "AntiqueWhite" but is "linen" now, too
150         pi.pain.fillRectangle(x, a, w, h, Color_mathmacrobg);
151         pi.pain.rectangle(x, a, w, h, Color_mathframe);
152
153         // FIXME
154 #if 0
155         Cursor & cur = p.base.bv->cursor();
156         if (cur.isInside(this))
157                 cur.drawSelection(pi);
158 #endif
159
160         pi.pain.text(x + 2, y, prefix(), font);
161
162         // body
163         tmpl()->draw(pi,
164                 x + theFontMetrics(p.base.font).width(prefix()) + 5,
165                 y);
166
167         setPosCache(pi, x, y);
168 }
169
170
171 MathAtom & InsetFormulaMacro::tmpl() const
172 {
173         return MathMacroTable::provide(name_);
174 }
175
176
177 } // namespace lyx